Finding the Fourth Proportional to 473,000,887.08, 648,000,383.05 and 455,316,334.88
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Solution
The fourth proportional to 473,000,887.08, 648,000,383.05 and 455,316,334.88 is: 623,772,951.53
Step by Step Solution
- Step 1: Write the proportion equation
473,000,887.08 : 648,000,383.05 = 455,316,334.88 : x - Step 2: Convert to fraction form
473,000,887.08/648,000,383.05 = 455,316,334.88/x - Step 3: Cross multiply
473,000,887.08x = 648,000,383.05 × 455,316,334.88 - Step 4: Simplify right side
473,000,887.08x = 295,045,159,411,162,048 - Step 5: Solve for x
x = 295,045,159,411,162,048/473,000,887.08 - Step 6: Final answer
x = 623,772,951.53
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.